Evidence map›Paper›PMID 15647349›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2005

Expression of cellulose synthase-like (Csl) genes in insect cells reveals that CslA family members encode mannan synthases.

Aaron H Liepman, Curtis G Wilkerson, Kenneth Keegstra

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 159 papers.

0numbers the graph read from it
0cells of the map it votes in
159citing papers in PubMed
31.5field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

159 citing papers in PubMed, 371 citations in OpenAlex.

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  4. Horticulture research · 2026
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  14. Genome-Wide Analysis ofInternational journal of molecular sciences · 2024
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  15. Article
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  17. Article
  18. CslA and GlxA fromApplied and environmental microbiology · 2024
    Article
  19. Article
  20. Review

99 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 1 institution in 1 country.

Aaron H LiepmanMichigan State University-Department of Energy Plant Research Laboratory and Departments of Plant Biology and Biochemistry and Molecular Biology, Michigan State University, East Lansing, MI 48824, USA.
Curtis G Wilkerson
Kenneth Keegstra
Michigan State University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Glucuronoarabinoxylan, xyloglucan, and galactomannan are noncellulosic polysaccharides found in plant cell walls. All consist of beta-linked glycan backbones substituted with sugar side chains. Although considerable progress has been made in characterizing the structure of these polysaccharides, little is known about the biosynthetic enzymes that produce them. Cellulose synthase-like (Csl) genes are hypothesized to encode Golgi-localized beta-glycan synthases that polymerize the backbones of noncellulosic polysaccharides. To investigate this hypothesis, we used heterologous expression in Drosophila Schneider 2 (S2) cells to systematically analyze the functions of the gene products of a group of Csl genes from Arabidopsis and rice (Oryza sativa L.), including members from five Csl gene families (CslA, CslC, CslD, CslE, and CslH). Our analyses indicate that several members of the CslA gene family encode beta-mannan synthases. Recombinant CslA proteins produce beta-linked mannan polymers when supplied GDP-mannose. The same proteins can produce beta-linked glucomannan heteropolymers when supplied both GDP-mannose and GDP-glucose. One CslA protein also produced beta-linked glucan polymers when supplied GDP-glucose alone. Heterologous expression studies of additional candidate glycan synthases in insect cells or other systems may help identify other noncellulosic polysaccharide biosynthetic enzymes.

Indexed as

GlucosyltransferasesMannosyltransferasesPlant ProteinsAnimalsCell LineInsectaMolecular Sequence DataPolysaccharidesRecombinant ProteinsTransgenescellulose synthase (GDP-forming)Glucosyltransferasesmannan synthetaseMannosyltransferasesPlant ProteinsPolysaccharidesRecombinant Proteins

Identifiers

PMID15647349
PMCPMC548565
OpenAlexW2128795503

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.